Updated badges section [ci skip]

README.rst

@@ -2,7 +2,7 @@
 .. Pavel Korshunov <pavel.korshunov@idiap.ch>
 .. Wed 19 Oct 22:36:22 2016 CET
 
-.. image:: https://img.shields.io/badge/docs-available-orage.svg
+.. image:: https://img.shields.io/badge/docs-available-orange.svg
    :target: https://www.idiap.ch/software/bob/docs/bob/bob.pad.base/master/index.html
 .. image:: https://gitlab.idiap.ch/bob/bob.pad.base/badges/master/pipeline.svg
    :target: https://gitlab.idiap.ch/bob/bob.pad.base/commits/master